| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.46 | -0.07 |
| Feb | 3.28 | 3.43 | -0.15 |
| Mar | 4.02 | 4.05 | -0.03 |
| Apr | 4.33 | 4.43 | -0.10 |
| May | 3.67 | 3.60 | 0.07 |
| Jun | 4.38 | 4.60 | -0.22 |
| Jul | 3.53 | 3.66 | -0.13 |
| Aug | 3.48 | 3.56 | -0.08 |
| Sep | 3.96 | 3.96 | 0.00 |
| Oct | 5.15 | 5.54 | -0.39 |
| Nov | 4.44 | 4.35 | 0.09 |
| Dec | 4.39 | 4.61 | -0.22 |
48.02 | 49.25 | -1.23 |